Finding the Fourth Proportional to 251,553.06, 347,298.12 and 173,106.18
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Solution
The fourth proportional to 251,553.06, 347,298.12 and 173,106.18 is: 238,993.12
Step by Step Solution
- Step 1: Write the proportion equation
251,553.06 : 347,298.12 = 173,106.18 : x - Step 2: Convert to fraction form
251,553.06/347,298.12 = 173,106.18/x - Step 3: Cross multiply
251,553.06x = 347,298.12 × 173,106.18 - Step 4: Simplify right side
251,553.06x = 60,119,450,874.38 - Step 5: Solve for x
x = 60,119,450,874.38/251,553.06 - Step 6: Final answer
x = 238,993.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.